/*身份证号码验证*/
/*function IdCardRegCheck(idCardNo){
	 var reg = /^([0-9]{15}|[0-9]{18})$/;
	var reg = /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/;  
	 var flag = reg.test(idCardNo);
	 console.log(flag);
	 return flag;
}*/

function IdCardRegCheck(code) { 
    var city={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江 ",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北 ",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏 ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外 "};
    var tip = "";
    var pass= true;

    if(!code || !/^\d{6}(18|19|20)?\d{2}(0[1-9]|1[012])(0[1-9]|[12]\d|3[01])\d{3}(\d|X)$/i.test(code)){
        tip = "身份证号格式错误";
        pass = false;
    }else if(!city[code.substr(0,2)]){
        tip = "地址编码错误";
        pass = false;
    }else{
        //18位身份证需要验证最后一位校验位
        if(code.length == 18){
            code = code.split('');
            //∑(ai×Wi)(mod 11)
            //加权因子
            var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];
            //校验位
            var parity = [ 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 ];
            var sum = 0;
            var ai = 0;
            var wi = 0;
            for (var i = 0; i < 17; i++)
            {
                ai = code[i];
                wi = factor[i];
                sum += ai * wi;
            }
            var last = parity[sum % 11];
            if(parity[sum % 11] != code[17]){
                tip = "校验位错误";
                pass =false;
            }
        }
    }
    if(!pass) console.log(tip);
    return pass;
}
//var c = '130981199312253466';
//var res= IdentityCodeValid(c);  
/*电话号码验证*/
function NumRegCheck(obj){ 
	var reg = /^1(3|4|5|7|8)\d{9}$/
	var flag = reg.test(obj);
	return flag;
} 
/*邮箱验证*/
function EmailRegCheck(obj){
 var reg = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/;
 var flag = reg.test(obj);
 return flag;
}
/*特殊字符*/
 function SpecialWordRegCheck(obj){
	 var regEn = /[`~!@#$%^&*()_+<>?:"{},.\/;'[\]]/im,
	    regCn = /[·！#￥（——）：；“”‘、，|《。》？、【】[\]]/im;
	 if(regEn.test(obj) || regCn.test(obj)){
		 return false;
	 }
}

//规则检查排序
function RegCheck(objs){
	 var str = objs.checktype;
	 switch (str)
	  {
	    case "cn" :  //要检查的表单控件的输入类型必须为中文
	     return CnWordRegCheck(objs);
	     break;
	    case "idnum" :
	     return IdCardRegCheck(objs); //要检查的表单控件的输入类型必须为身份证号
	     break;
	  case "num" :  //要检查的表单控件的输入类型必须为数字
	      return NumRegCheck(objs);
	   break;
	  case "mail" :  //要检查的表单控件的输入类型必须为EMAIL
	     return EmailRegCheck(objs);
	     break;
	  case "txt" :  //要检查的表单控件的输入类型必须为字符串
	   return SpecialWordRegCheck(objs);
	   break;
	  case "notes" :
	   return true; //要检查的表单控件的输入类型必须为什么都可以
	   break;
	  }
};
//************************************************
//检查中文输入
function CnWordRegCheck(obj)
{
 var str = obj.value;
 var reg=/^[\u4e00-\u9fa5](\s*[\u4e00-\u9fa5])*$/;
 var flag = reg.test(str);
 return flag;
}
//************************************************
//检查主引导函数
function CheckForm(obj)
{
 var myform = eval_r("document."+obj.name);
 for (i=0;i<myform.elements.length;i++)
  {
  var formvalue = myform.elements[i].value;
  //内容非空检查,长度检查
  if ((myform.elements[i].value == "")||(myform.elements[i].value.length>myform.elements[i].maxlength))
   {
   alert("您忘了填写"+myform.elements[i].cnname+"!"+"或者您填写的信息不符合规范!");
   myform.elements[i].focus();
   return false;
   break;
   }
   if (myform.elements[i].value == 0)
   {
   alert("您忘了选择"+myform.elements[i].cnname+"!");
   myform.elements[i].focus();
   return false;
   break;
   }
  //数据规范化检查
  var myobj = myform.elements[i];
  //alert(myobj.checktype);
  //break;
  if (!RegCheck(myobj))
   {
   alert(myobj.cnname+"输入有误,请按填写要求填写!");
    myobj.focus();
   return false;
   break;
   }
  }
}
 

